JPH10226253A - Vehicle seat - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a vehicle seat capable of obtaining a wide variety of luggage compartment sizes. SOLUTION: It has a seat cushion portion 11 and a seat back portion 12 and is provided with a luggage compartment 40 at the rear, so that the luggage compartment 40 can be expanded when the seat back portion 12 is in a forwardly inclined state. In the vehicle seat 10, the seat cushion portion 11 and the seat back portion 12 are provided so as to be integrally slidable in the front-rear direction of the vehicle by a seat slide mechanism 14. Seat cushion 11
Is provided so that it can be flipped forward by the hinge 45. The seat back unit 12
With the reclining mechanism provided on the bracket 30,
It is supported so that it can fall forward. The seat back unit 12
The rear portion 12a is configured to be substantially flush with the floor portion 41 of the luggage compartment 40 when in the forward fall state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat applied to a rear seat of a vehicle such as an automobile having a luggage compartment.

[0002]

2. Description of the Related Art As shown in FIG.
In order to expand the luggage compartment 2 as needed, a foldable rear seat 3 may be employed in a vehicle having the following structure. The seat 3 shown in FIG. 7 is called a double-action folding seat. This type of seat 3 supports a seat cushion 5 on a floor of a vehicle body 1 by a first hinge 8 so as to be able to jump up, and a second The seat back portion 7 is supported by the hinge portion 9 so that it can fall forward. When the luggage compartment 2 needs to be expanded, the seat cushion portion 5 is flipped forward as shown by a solid line in FIG. 7, and then the seat back portion 7 is caused to fall forward on the seat cushion installation floor 2b. By doing so, the rear surface of the seat back portion 7 that has been folded down substantially forms a part of the floor of the luggage compartment.

[0003]

The above conventional seat 3 is
The luggage room can be expanded by setting the seat back portion 7 in the forwardly inclined state. However, since the seat cushion portion 5 that has been flipped up is located in front of the seat back portion 7 that has been tilted forward, the floor area of the luggage room that can be expanded is limited by the seat back portion 7 that is tilted forward. There is a problem that only the size of the back part can be obtained.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a vehicle seat capable of obtaining a wider luggage floor when the seat back portion is tilted forward without impairing the seating ability of the seat as compared with the conventional seat. Is to provide.

[0005]

In order to achieve the above object, the present invention has a seat back portion and a seat cushion portion so that the seat back portion can be tilted forward. The seat back portion and the seat cushion portion are provided integrally with each other so as to be slidable in the front-rear direction of the vehicle and the seat back portion. Is characterized in that the rear part thereof is substantially flush with the floor of the luggage compartment and is slidably provided in the forward leaning state.

[0006] In the vehicle seat having the above structure, the back portion of the seat back portion is substantially flush with the floor of the luggage compartment when the seat back portion is in the forwardly inclined state. Since the seat back portion and the seat cushion portion can slide integrally with each other in the front-rear direction of the vehicle with the vehicle leaning forward, the length of the luggage compartment can be changed.

The seat according to the present invention can be applied to a double action folding type seat. That is, in a vehicle seat having a seat back portion and a seat cushion portion so that the seat back portion can be set in a forwardly inclined state and a luggage compartment provided in the rear, the vehicle seat can be moved forward and backward with respect to the vehicle floor portion. A frame member including a rail member provided so as to be slidable in the direction, and the front end of the seat cushion portion is such that the rear end of the seat cushion portion can be flipped up toward the front side of the vehicle. The seat back portion is rotatably supported by the frame member and provided so as to be movable in conjunction with the slide movement. The lower end of the seat back portion is rotatably supported by the frame member and is linked with the slide movement. The seat back portion is provided so as to be movable, and after the rear end of the seat cushion portion is flipped up to the front side of the vehicle, the seat back portion is tilted forward. Rear portion of the seat back portion, characterized in that it is provided so that the floor portion substantially flush of the luggage compartment when on purpose.

In the seat described in claim 2, the luggage compartment can be widened or narrowed to some extent by sliding the seat cushion portion and the seat back portion forward or backward integrally. The luggage compartment can be greatly expanded by setting the seat back portion to the forward leaning state and flipping the seat cushion portion forward. Even in this luggage compartment expansion state, if the seat cushion portion and the seat back portion are integrally slid in the front-rear direction,
The size of the luggage compartment can be further varied.

The seat of the present invention can also be applied to a so-called split seat. In the case of a split seat, in addition to the configuration according to claim 2, a plurality of the seat cushion portions are arranged in the vehicle width direction of the vehicle, and each of the plurality of seat cushion portions is a hinge portion. The seat back portion is rotatably supported by the frame member, and the seat back portion is provided on the rear end side of each of the frame members of the plurality of seat cushion portions so as to be capable of falling forward. I do. With such a divided seat, the seat back portion can be separately tilted forward and the seat cushion portion can be flipped up between objects adjacent to each other, so that the variety of luggage compartments can be further increased.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. The vehicle rear seat 10 shown in FIG.
A seat back portion 12 is provided on the rear end side of the seat cushion portion 11, and is provided via a seat slide mechanism 14 on a floor panel constituting a floor portion 13 of the vehicle body.

The seat slide mechanism 14 includes a lower rail 20 fixed to the floor 13 along the front-rear direction of the vehicle body, an upper rail 21 slidably provided in the front-rear direction with respect to the lower rail 20, and a lower rail 20. A well-known lock mechanism (not shown) that can fix the upper rail 21 to a desired position in the front-rear direction is provided. This lock mechanism releases the fixing between the lower rail 20 and the upper rail 21 when the operation member 22 is operated in the unlocking direction, so that the upper rail 21 can slide in the front-rear direction of the vehicle body.

A plurality of lower rails 20 and upper rails 21 (at least a pair of right and left) are provided at intervals in the width direction of the vehicle body. The plurality of upper rails 21 are connected to each other by a cross frame 25 extending in the vehicle width direction. The upper rail 21 and the cross frame 25 constitute a frame member 26 of the seat cushion portion 11, and the cushion pad 11 a is mounted on the frame member 26. The front part 20a and the rear part 20b of the lower rail 20 are respectively fixed to the seat cushion installation floor 13a.

At the rear end of the frame member 26, a bracket 30 for attaching a seat back is provided. In the illustrated example, the bracket 30 is fixed to the upper rail 21. However, the bracket 30 may be fixed to the cross frame 25 or the like. The seat back portion 12 is attached to the bracket 30 via a well-known reclining mechanism so as to be rotatable in the front-rear direction. Reference symbol C in the figure indicates the center of rotation of the seat back portion 12.

As shown in FIG. 5A, an unlocking knob 31 provided at the upper end of the seat back portion 12 has a reclining mechanism 3 via a force transmitting member 32 such as a cable.
When the lock release knob 31 is operated, the reclining mechanism 33 is in the lock release state, and the seat back portion 12 can fall forward.

A luggage compartment 40 is provided behind the seat back portion 12. At the lower end of the seat back portion 12, a luggage compartment 4 is provided.
A cover member 42 is provided to cover a gap between the floor portion 41 and the seat back portion 12. The cover member 42 is slidable in the front-rear direction with respect to the floor portion 41 of the luggage compartment 40, and has a length that can cover the gap even when the seat back portion 12 moves forward to the maximum. ing. The mounting portion 42a of the cover member 42 with respect to the seat back portion 12 has flexibility, and the cover member 42 can maintain a substantially horizontal posture even when the seat back portion 12 rotates in the front-back direction. It has become.

A hinge portion 45 is provided on the front end side of the seat cushion portion 11. One end of the hinge portion 45 is formed by a member 47 on the upper rail 21 side by the first shaft 46.
A link 48 is pivotably mounted on the link 48. The other end of the link 48 is rotatably connected to a bracket 49 provided on the lower surface of the seat cushion 11 by a second shaft 50. For this reason, the seat cushion 11
When the rear end side is lifted, the cushion pad portion 11a can be flipped up to the front of the vehicle body via the hinge portion 45 until it becomes an inverted state.

Next, the operation of the seat 10 having the above configuration will be described. As shown in FIG. 1, if the seat cushion 11 is set to a substantially horizontal state like a normal seat and the seat back 12 is erected, the occupant can be seated. FIG. 1 shows a state in which the seat slide mechanism 14 is fully moved to the rear end side. In this case, while the foot space of the occupant seated on the seat 10 can be widened, the length L1 of the luggage compartment 40 formed between the rear portion 12a of the seat back portion 12 and the rear gate (not shown).
Is relatively narrow.

When the seat 10 is in the seated state, the operating member 22 of the seat slide mechanism 14 is operated in the unlocking direction to make the upper rail 21 slidable in the front-rear direction, as shown in FIG. When the seat cushion portion 11 and the seat back portion 12 are integrally moved forward as described above, the length L2 of the luggage compartment 20 can be increased while the seat 10 is set to be able to be seated.

As shown in FIG. 3, the seat cushion 1
The first cushion pad portion 11a is flipped forward around the hinge portion 45, and the seat back portion 12 is tilted forward to overlap the seat cushion installation floor 13a,
When the rear portion 12a of the seat back portion 12 is in a substantially horizontal posture, the length L3 of the luggage compartment 40 further increases. In addition, the back portion 12a of the seat back portion 12 is
And the luggage compartment 40 is substantially flat over its entire length. The term “substantially the same” as used in this specification means that the floor surface is flat to the extent that it does not cause a level difference that hinders the loading or unloading of cargo in the luggage compartment. However, even if there are slight inclinations and irregularities, the concept is included in the substantially flush concept.

In the above-described luggage compartment expanded state, as shown in FIG.
By moving the two together forward, the length L4 of the luggage compartment 40 can be further increased.

The present invention can be applied to a so-called split sheet as shown in FIG. In the case of a split seat, a plurality of the seat cushion portions 11 are arranged side by side in the vehicle width direction of the vehicle, and each of the plurality of seat cushion portions 11 is hinged by a hinge portion 45 (shown in FIG. 1 and the like). The seat back portion 12 is rotatably supported by the frame member 26, and the seat back portion 12 is provided at the rear end side of each of the frame members 26 of the plurality of seat cushion portions 11 so as to be capable of falling forward.

In the case of such a divided sheet, FIG.
As shown in FIG. 5, the one-side seat cushion portion 11 'is flipped forward and the seat-back portion 12' is made to fall forward, so that the one-side luggage compartment can be expanded. As shown in the drawing, the other side of the luggage compartment can be expanded by flipping up the seat cushion portion 11 ″ on the other side and making the seat back portion 12 ″ fall forward.

FIG. 6 shows a seat 10 'according to a second embodiment of the present invention. In the seat 10 'of this embodiment, as shown in FIG. 6 (A), the seat back portion 12 can be turned up from the state in which the seat back portion 12 is raised as shown in FIG. 6 (A). And a luggage compartment 40 is formed behind the seat back portion 12. The seat cushion 11 is provided on a floor 13 of the vehicle body via a seat slide mechanism 14. The seat slide mechanism 14 extends along the floor 13 along the longitudinal direction of the vehicle body.
A lower rail 20 fixed to the lower rail 20, an upper rail 21 provided to be slidable in the front-rear direction with respect to the lower rail 20, and an upper rail 2 for the lower rail 20.
The seat cushion portion 11 and the seat back portion 12 are slidable integrally with each other in the front-rear direction of the vehicle. Is provided.

As shown in FIG. 6 (B), the seat back portion 12 has its back portion 12a in
The seat slide mechanism 14 is provided so as to be slidable in the front-rear direction. Therefore, in this embodiment, the seat back 12
The seat cushion 11 and the seat back 12 can be integrally slid in the front-rear direction (in the direction indicated by the arrow S) when the vehicle is in the forward leaning state, to obtain a luggage compartment floor surface that is wider by the sliding movement. Can be. Note that portions common to the above-described first embodiment are denoted by the same reference numerals as in the first embodiment, and description thereof is omitted.

[0025]

According to the first and second aspects of the present invention, the back portion of the seat back portion is substantially flush with the floor of the luggage compartment when the seat back portion falls forward. Since the seat back portion is provided so as to be slidable, the seat back portion can be slid in the front-rear direction even if the seat back portion is in the forwardly inclined state, and a luggage compartment floor surface wider by the sliding movement can be obtained.

[Brief description of the drawings]

FIG. 1 is a side view of a vehicle seat according to a first embodiment of the present invention.

FIG. 2 is a side view showing a state where the seat shown in FIG. 1 has been moved forward.

FIG. 3 is a side view showing another use mode of the seat.

FIG. 4 is a side view showing a state where the seat shown in FIG. 3 has been moved forward;

FIG. 5 is a perspective view showing a usage mode of a split type seat.

FIG. 6 is a schematic side view of a vehicle seat according to a second embodiment of the present invention.

FIG. 7 is a schematic side view of a vehicle provided with a conventional double action folding seat.

[Explanation of symbols]

 10, 10 ': Vehicle seat 11: Seat cushion 12: Seat back 12a: Back 13: Floor 14: Seat slide mechanism 21: Upper rail (rail member) 40: Luggage 41: Floor of the luggage 45 … Hinge

Claims (2)

[Claims] 1. A vehicle seat having a seat back portion and a seat cushion portion, wherein the seat back portion is provided so as to be able to be in a forwardly inclined state, and a luggage compartment is provided at a rear side. And the seat cushion portion are integrally provided so as to be slidable in the front-rear direction of the vehicle integrally with each other, and the back portion of the seat back portion is substantially flush with the floor portion of the luggage compartment when the seat is leaning forward. A vehicle seat, which is provided so as to be slidable. 2. A vehicle seat, comprising: a seat back portion and a seat cushion portion, wherein the seat back portion is provided so as to be capable of being brought into a forwardly inclined state and a luggage compartment is provided at the rear. A frame member including a rail member provided so as to be slidable in the front-rear direction with respect to the seat cushion portion, and the seat cushion portion is configured such that a rear end thereof can be flipped up toward a front side of the vehicle. The front end of the seat back portion is rotatably supported by the frame member and is provided so as to be movable in conjunction with the slide movement. The lower end of the seat back portion is rotatably supported by the frame member and the slide movement The seat cushion portion is provided so as to be movable in conjunction with the seat back portion, and the rear end of the seat cushion portion is flipped up to the front side of the vehicle, and then the seat back portion is moved to the front side. A vehicle seat, wherein a back portion of the seat back portion is provided so as to be substantially flush with a floor portion of the luggage compartment when the seat back portion is in a fall state.